How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 1/20100.0*Chowder Cup100.0*Average seed
PlymouthCountyAllStars 5 Blackbeers 3 -3.1
-0.2
FightingSquirrels 3 Ticklefight 4 +2.1
HotNut 3 Surge 7 -0.5
Beavers 2 AnnasHarborsideGrille 8 -0.3
Haulers 6 ATCJets 4 +0.1
Week of 1/27100.0*Chowder Cup100.0*Average seed
Blackbeers 7 Bevman 9 No
-0.4
SurgeSouth 4 ThreeFatGuysOneSkinnyGuy 6 +0.2
HotNut 5 Triceratopshelf 4 +0.1

What If

Chances based on how well the Blackbeers finish out the regular season.   Explain

100100100100100100100100
If finish:Chance inChowderChance will finish regular season at seed
TPWL-OTTplayoffsCup12345678Count
1920-00InNo11891,523,257
1810-01InNo100559,817
1711-00InNo10002,008,544
00-02InNo10049,983
1601-01InNo973343,670
1502-00InNo7921549,583
Total:InNo39435,034,854
Points
Chance Will Make Playoffs